Rozwiąż nierówność (x+5)² < x²+5
Prosze szybko krok po kroku bo nieogarniam tego.
X^2+10x+25<x^2+5
10x<-20
x<-2
(x+5)²<x²+5
x² + 2·x·5 + 5²<x² + 5
x²+10x+25<x²+5
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X^2+10x+25<x^2+5
10x<-20
x<-2
(x+5)²<x²+5
x² + 2·x·5 + 5²<x² + 5
x²+10x+25<x²+5
10x<-20
x<-2